This Litens Belt Tensioner Assembly, part number 910006A, is a must-have for any car or truck owner. It includes a belt and is designed for use in the SWS1-4L location. This product is not a vintage item and is not intended for universal fitment or performance upgrades. The brand, Litens, is known for their high-quality engine cooling components and this tensioner assembly is no exception. Whether you're replacing a damaged part or upgrading to a more reliable tensioner, this product is a great choice.